AE Techron 7212 Amplifier | APC Technology Group

7212

7212

AE Techron

For Power Grid Simulation

Up to 113V RMS Potential at up to 4A

  • DC – 250 kHz bandwidth design minimizes phase shift of system output when reproducing the most rapid fault events
  • Can be field-configured for high-voltage/lowcurrent, medium voltage and current, or low-voltage/high-current applications
  • Four-quadrant operation
  • User-selectable controlled-voltage or controlled-current modes of operation
  • Protection circuitry protects from input overloads, improper output connection (including shorted and improper loads), over-temperature, over-current, and supply voltages that are too high or low

The 7212 is a four-quadrant, 0.44 kVA, DC-enabled power amplifier that was created to meet the exacting requirements of the power utility industry. It features a DC to 250 kHz bandwidth, low noise floor, fast slew rate and a 113 VRMS potential. The 7212 can be combined to form a 3-phase Y voltage source, and has a wide range of field-configurable options.

A single 7212 can output a 40 ms pulse with up to 30 amperes peak current. In continuous operation, a 7212 can provide 440 watts RMS of output power. If more voltage is needed, up to four amplifiers can be combined in series and operate as a single system.

The 7212 can operate in either voltage or current mode and can be configured by the customer for high-voltage/low-current, medium voltage and current, or low- voltage/high-current applications. It provides very low noise and fast slew rates, and can safely drive a wide range of resistive or inductive loads

Key Performance Capabilities:

  • Up to 113V RMS at up to 4A
  • Pulsed output up to 30 Ap
  • 430 watts RMS continuous output
  • Low noise floor of only 300 µV
  • Fast, 50 V/µs slew rate
  • System output of over 1,700 watts is possible with multiple, interconnected amplifiers
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More Information
Attribute Value
Protection

Over/Under Voltage: ± 10% from specified supply voltage amplifier is forced to Standby

Over Current: Breaker protection on both main power and low voltage supplies

Over Temperature: Separate Output transistor, heat sink, and transformer temperature monitoring and protection

Physical Characteristics

Chassis: The Amplifier is designed for stand- alone or rack-mounted operation. The Chassis is black aluminum with a powder coat finish. The unit occupies two EIA 19-inch-wide units.

Weight: 35 lbs (15.9 kg), Shipping 45 lbs (20.4 kg)

AC Power: Single phase, 120 VAC, 60 Hz, 10 Amp service; (220-240 VAC, 50-60 Hz, 5 Amp service model available)

Operating Temperature: 10°C to 50°C (50°F to 122°F), maximum output Power de-rated above 30°C (86°F).

Humidity: 70% or less, non-condensing

Cooling: Forced air cooling from front to back through removable filters.

Airflow: 180CFM

Dimensions (HxWxD): 3.5” x 19” x 22.75” (8.9 cm x 48.3 cm x 57.8 cm)

Status Display, Control, I/O

Front Panel LED Displays indicate: Ready, Standby, Fault, Over Temp, Over Voltage, Overload

Soft Touch Switches for: Run, Stop, Reset

Gain Control, when enabled: Voltage gain adjustable from 20 to 0

On/Off Breaker

Back Panel Power Connection: 25 Amp IEC (with retention latch)

Signal Output: Three-position terminal strip (OUTPUT/COM/CHASSIS GROUND)

Signal Input: User Selectable BNC or Barrier Strip, Balanced or Unbalanced

Communication Capabilities

Current Monitor: 5A/V ± 1%; 2.5A/V ± 1% (differential configuration)

Reporting: System Fault, Over Temp, Over Voltage, Over Load

Remote Control via Interlock Connector: Force to Standby, Reset after a fault

Frequency Response +0.0 to -3.0 dB
8-Ohm Power Response
  • DC to 60 kHz: ± 140 Vpk
  • DC to 100 kHz: ± 50 Vpk
  • Residual Noise
  • 10 Hz to 300 kHz: 950 µV (0.95 mV)
  • 10 Hz to 80 kHz: 300 µV (0.3 mV)
  • Signal-to-Noise Ratio
  • 10 Hz – 30 kHz: –113 dB
  • 10 Hz – 80 kHz: –106.6 dB
  • Unit to Unit Phase Error ±0.1 degrees at 60 Hz
    DC Drift ±1.5mV
    Output Impedance 5.3 mOhm in Series with 0.95 µH
    Phase Response ±5 degrees plus 560 nsec propagation delay
    Total Harmonic Distortion (THD) Less than 0.1%
    DC Offset Less than ±5 mV, field adjustable to less than 1 mV
    Slew Rate 50 V/µSec
    Input Characteristics

    Balanced with ground: Three terminal barrier block connector, 20k ohm differential

    Unbalanced: BNC connector, 10k ohm single ended.

    • Gain (variable or fixed),
    • Voltage Mode: 20 volts/volt

    Current Mode: 5 amperes/volt

    Max Input Voltage: ±10V, balanced or unbalanced

    Input Impedance: 20k ohm differential

    Common Mode Rejection: -58 dB with 5V input

    More Information
    Attribute Value
    Data Sheet Click here to view

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